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8136978: Much nearly duplicated code for vmError support

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Moved all non os specific code in vmError_[os].cpp to vmError_posix.cpp, moved os specific code to os_[os].cpp and refactored all other references accordingly

Reviewed-by: stuefe, coleenp, dholmes
This commit is contained in:
Sebastian Sickelmann 2015-11-25 16:33:28 +01:00
parent dcd4a03963
commit 4699c70e25
14 changed files with 202 additions and 480 deletions
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30
hotspot/src/os/linux/vm/os_linux.cpp
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@ -4970,7 +4970,7 @@ os::os_exception_wrapper(java_call_t f, JavaValue* value, const methodHandle& me
void os::print_statistics() {
}
int os::message_box(const char* title, const char* message) {
bool os::message_box(const char* title, const char* message) {
int i;
fdStream err(defaultStream::error_fd());
for (i = 0; i < 78; i++) err.print_raw("=");
@ -5995,6 +5995,34 @@ int os::get_core_path(char* buffer, size_t bufferSize) {
return strlen(buffer);
}
bool os::start_debugging(char *buf, int buflen) {
int len = (int)strlen(buf);
char *p = &buf[len];
jio_snprintf(p, buflen-len,
"\n\n"
"Do you want to debug the problem?\n\n"
"To debug, run 'gdb /proc/%d/exe %d'; then switch to thread " UINTX_FORMAT " (" INTPTR_FORMAT ")\n"
"Enter 'yes' to launch gdb automatically (PATH must include gdb)\n"
"Otherwise, press RETURN to abort...",
os::current_process_id(), os::current_process_id(),
os::current_thread_id(), os::current_thread_id());
bool yes = os::message_box("Unexpected Error", buf);
if (yes) {
// yes, user asked VM to launch debugger
jio_snprintf(buf, sizeof(buf), "gdb /proc/%d/exe %d",
os::current_process_id(), os::current_process_id());
os::fork_and_exec(buf);
yes = false;
}
return yes;
}
/////////////// Unit tests ///////////////
#ifndef PRODUCT